Swansea, IL, HVAC Company.

Swansea, IL, HVAC Company. Weis provides top-notch heating and repair service to Swansea residents and business owners. Weis specializes in air filtration, AC repair, heaters and boilers, and other HVAC services. We carry the best brands and products on the market. Request a Quote now for 24/7 service or schedule an HVAC tune-up. Weis Comfort Systems is your go-to Swansea, IL, HVAC solution.


Weis Heating and Cooling’s professional Swansea HVAC repair services help you keep functioning and efficient heating and cooling systems. Weis has served Swansea customers for upwards of 80 years and continue to offer premiere HVAC repair, maintenance, and installation. We offer rebates and coupons, financing options, maintenance plans, and other HVAC services in Swansea. View Weis’ HVAC reviews to learn more about our history.

Dedicated Swansea HVAC Maintenance

When your heating goes out in the winter, you will likely regret not getting a full HVAC tune-up. We are a company dedicated to helping home and business owners prevent heating and cooling problems and maintain an efficient system. Keeping your Swansea HVAC healthy lowers electricity and gas bills and makes sure that your home is warm when it’s cold and cool in the summer.

We’re more than an HVAC repair company. Since 1974, we’ve offered Swansea customers with proven, exceptional service. When you call Weis Comfort Systems, you’re getting the best in the industry. We can prove it with our customer reviews.

Swansea Furnace Installation and Repair

Furnace Installation and Repair in Swansea is crucial for homeowners. Our factory-certified technicians are ready for 24/7 heating service. Weis can provide a free installation and repair quote today. Just visit the service request page or give us a call for additional information.

Weis Comfort Systems checks thermostat settings, electrical connections, the condensate drain, and various other parts of your furnace to make sure they run properly and keep you warm in the winter. A well-maintained furnace or heater can save you hundreds of dollars. After all, you don’t want your furnace to go out when it’s snowing and cold outside.

Weis services a variety of brands and products, including Lennox, Daikin, Aprilaire, Arzel, WaterFurnace, and others.

Boiler Repair and Installation in Swansea, IL

For Swansea homeowners and residents, a malfunctioning boiler can be catastrophic. Homes that are decades old in Swansea might rely on boilers for central heating. The experienced boiler installation and repair technicians in Swansea at Weis are here to help. We offer competitive financing to make sure your home is safe and efficient. Please request service for HVAC service in Swansea, IL, now.

Swansea AC Repair

Need AC repair or installation in Swansea? Has your AC gone out? The pro HVAC mechanics at Weis provide Swansea homeowners with top-notch air conditioning maintenance and installation. Our Swansea AC contractors are here 24/7 for emergency repair and installation. Weis utilizes cutting edge technology and you can expect the best regarding AC repair and installation. We offer seasonal and affordable service to Swansea business and home owners.

Emergency HVAC Service

Weis Comfort Systems has served the Greater St. Louis area for more than 80 years. We service and install ALL makes and models of furnaces, air conditioners, and HVAC equipment. We also offer available same-day service to get your furnace or air conditioner running ASAP.

Please view our current specials for 2018 and details about our company by watching our latest video.

HVAC Service Near You

Weis Comfort Systems’ preventative HVAC maintenance plans help Swansea homeowners and customers keep their heating and cooling systems lean and efficient. There are various things we do to make sure your HVAC systems runs smoothly. These include:

  • Cleaning your air conditioning coils and evaporators.
  • Checking your central air’s refrigerant level.
  • Adjusting blower components to improve airflow.
  • Checking oil or gas pressure, connections, burner combustion, and heat exchange.
  • Updating your thermostats.
  • Lubricate parts and tighten all electrical connections.
  • Inspect the condensate drains for your heat pump, furnace, and AC units.

Signing up for a maintenance plan can save you hundreds per year. We’re dedicated to maintaining your HVAC system to ensure safety and efficiency.

Weis also believes in the health and safety of your Swansea home. We offer a broad variety of products to ensure your family is safe. This includes products like dust and air filters, filtration units, and carbon monoxide detectors. We also have long- and short-term pricing options to help Swansea residents with HVAC service. Get in touch with Weis Comfort Systems for more information about financing options.

Weis prides itself on the following values:

  • Providing dedicated service since 1974 to Swansea homeowners with HVAC quality service.
  • Allowing customers to pay via cash, checks, or using Weis’ flexible financing options.
  • Servicing and installing the the industry’s best technology and products. This includes Water Furnace, Daikin, Arzel, Lennox, and other great brands.
  • Guaranteed headache-free HVAC maintenance for Swansea customers. We are committed to solving your HVAC issues quick and efficiently.
  • We also provide practical advice and suggestions to homeowners to avoid future HVAC problems.
  • A dedication to HVAC safety.

Call Your Swansea HVAC Experts Now

When you need HVAC repair or installation in Swansea, IL, go ahead and request service today. Weis offers free quotes, too, and is dedicated to making sure your HVAC system stays in optimal condition. Let us know how our Swansea HVAC experts can help.

  • Air Duct Cleaning
  • Furnace Maintenance
  • Fall HVAC Maintenance
  • Air Filtration Systems
  • AC Maintenance
  • Heating and Air Conditioning
  • HVAC Contractors
  • Furnace Repair Services
  • Air Conditioning Repair
  • Heating and Cooling

Special Offers

Weis Comfort Systems offers multiple specials and discounts every month for our services. These special offers make Weis Comfort one of the most affordable choices in St Louis and Illinois for getting your AC unit or furnace repaired/replaced. Please see below for our latest offers and contact us at (618) 205-9540

Weis service vehicles

Serving St Louis and Illinois for over 80 Years

Richard Weis returned from WWII asked for the keys from his dad and re-opened the shop as Weis Heating Company. He had a process and a plan to economically install central heating in all new homes with the new blower-driven gas furnaces. The housing boom that followed the war allowed the company to expand rapidly.

Nearly 80 years later, the current Weis generation continues the tradition of providing a quality, affordable HVAC service for our customers. At Weis, "When you live and sleep comfortably, so do we."

Call (636) 266-2290 to Get Started

Let’s Get You Comfortable

    About Us Book Online 636-266-2290